{"instruction": "You are an expert in event argument extraction. Please extract event arguments and their roles from the input that conform to the schema definition, which already includes event trigger words. If an argument does not exist, return NAN or an empty dictionary. Please respond in the format of a JSON string.", "schema": [{"event_type": "ransom", "arguments": ["attack pattern", "time", "victim", "attacker", "price", "place", "tool", "damage amount", "payment method"]}], "input": "The hacker asked for four bitcoins — a virtual currency used to make anonymous transactions that are nearly impossible to trace ."}
{"ransom": [{"attack pattern": "make anonymous transactions", "time": "NAN", "victim": "NAN", "attacker": "The hacker", "price": "four bitcoins", "place": "NAN", "tool": "NAN", "damage amount": "NAN", "payment method": "NAN"}]}